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Which of the following numbers are non p...

Which of the following numbers are non positive? (A) `5^(log_(11)7)-7(log_(11)5)` (B) `log_(3)(sqrt(7)-2)` (C) `log_(7)((1)/(2))^(-1//2)` (D) `log_(sqrt(2)-1) (sqrt(2)+1)/(sqrt(2)-1)`

A

`5^(log_(11)7) - 7^(log_(11)5)`

B

`log_(3) (sqrt(7)-2)`

C

`log_(7)((1)/(2))^(-1//2)`

D

`log_(sqrt(2)-1).(sqrt(2)+1)/(sqrt(2)-1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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